create dockerfile to use for deployment

.devcontainer/devcontainer.json

@@ -13,7 +13,9 @@
 	},
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
-	// "features": {},
+	"features": {
+		"ghcr.io/devcontainers/features/docker-in-docker:2": {}
+	},
 
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.
 	// "forwardPorts": [],